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ONE HALF MILLION PEOPLE FLEW
50 MILLION scheduled MILES
in 1932
ONE HALF OF THESE MILES WERE FLOWN IN PLANES LUBRICATED WITH 
YOU FLY PENNZOIL - LUBRICATED PLANES 
when you travel by
United Air Lines - Rapid Air Transport
Eastern Air Transport - Western Air Express
National Park Airways - Braniff Airways
Northwest Airways, Inc. - U.S. Airways, Inc. 
BONDED PENNZOIL DEALER
100% Pure Pennsylvania
PENNZOIL
Safe Lubrication
In your own car or plane PENNZOIL 
THE Tough-Film OIL
LASTS LONGER .. LUBRICATES BETTER .. COSTS LESS PER MILE
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